Investigations on pump running in turbine mode: A review of the state-of-the-art

Renewable and Sustainable Energy Reviews

Volumn 30, Issue , 2014, Pages 841-868

  Jain, Sanjay V ^a   Patel, Rajesh N ^a  

^a NIRMA UNIVERSITY   (India)

Author keywords

Centrifugal pump; Energy; Hydropower; Pump as turbine; Renewable; Review

Indexed keywords

CENTRIFUGAL PUMPS; COST BENEFIT ANALYSIS; COSTS; ELECTRIC POWER SYSTEM ECONOMICS; HYDRAULIC MACHINERY; HYDRAULIC TURBINES; HYDROELECTRIC POWER; HYDROELECTRIC POWER PLANTS; PUMPS; REVIEWS; WATER SUPPLY; MAINTENANCE; RENEWABLE ENERGY RESOURCES; TURBINES;

ENERGY; HYDROPOWER; MICRO HYDROPOWER PLANTS; NUMERICAL INVESTIGATIONS; PERFORMANCE ENHANCEMENTS; PUMP AS TURBINE; RENEWABLE; RENEWABLE ENERGY GENERATION;

HYDRAULIC MOTORS;

EID: 84889639690     PISSN: 13640321     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.rser.2013.11.030     Document Type: Review

References (143)

1. Electricity Generation. 〈http://en.wikipedia.org/wiki/ Electricity-generation⌠[accessed 16.10.13].
2. Saxena P. Overview of small hydro power development in India. In: Himalayan small hydropower summit; 2006.
3. Kesharwani MK. Overview of small hydro power development in Himalayan region. In: Himalayan small hydropower summit; 2006. p. 44-57.
4. M.R. Nouni, S.C. Mullick, and T.C. Kandpal Providing electricity access to remote areas in India: Niche areas for decentralized electricity supply Renew Energy 34 2009 430 434
5. S.C. Bhattacharya, and C. Jana Renewable energy in India: historical developments and prospects Energy 34 2009 981 991
6. P. Saxena Small hydro development in India Akshay Urja 6 5-6 2013 24 27
7. Saxena P, Kumar A. Hydropower development in India. In: Proceedings of the international conference on hydraulic efficiency measurement; 2010.
8. Budris AR. Using pumps as power recovery turbines. Water World;25(8), 12-15. 〈http://www.waterworld.com/articles/print/volume-25/ issue-8/departments/pump-tips-techniques/using-pumps-as-power-recovery-turbines. html⌠[accessed 22.09.13].
9. Jain SV, Singal SK. Design of water conductor system for ultra low head hydropower project - a case study. In: Proceedings of the international conference on advances in mechanical engineering; 2009.
10. S. Derakhshan, and A. Nourbakhsh Experimental study of characteristic curves of centrifugal pumps working as turbines in different speciïc speeds Exp Therm Fluid Sci 32 2008 800 807 (Pubitemid 350267139)
11. V. Prasad, S.N. Shukla, and S.G. Joshi Performance characteristics of pump as turbine Indian Pumps 2006 5 9
12. Government of India, Ministry of New and Renewable Energy Sources: Small HydroPower Programme. 〈http://www.mnre.gov.in/schemes/grid- connected/small-hydro/âŒ. [accessed 22.09.13].
13. O. Paish Micro-hydropower: status and prospects Proc IMechE Part A J Power Energy 216 2002 31 40 (Pubitemid 34416278)
14. Rawal S, Kshirsagar JT. Numerical simulation on a pump operating in a turbine mode, Kirloskar Brothers India Limited. In: Proceedings of the twenty-third international pump users symposium; 2007.
15. Small Hydropower Development. In: International course on small hydropower development; 2004.
16. A. Williams Pumps as turbines - a user's guide 1st ed. 1995 Intermediate Technology London
17. H. Ramos, and A. Borga Pumps as turbines: an unconventional solution to energy production Urban Water 1 3 1999 261 263 (Pubitemid 129503505)
18. A.A. Williams Pump as turbines for low cost micro hydro power Renew Energy 9 1-4 1996 1227 1234 (Pubitemid 126376155)
19. L Shafer. Pumps as turbines: systems and applications. 14-8. 〈http://www.pumpfundamentals.com/pumpworld/pumps%20 as%20turbines%201.pdfâŒ. [accessed 22.09.13].
20. J. Fernandez, E. Blanco, J. Parrondo, M.T. Stickland, and T.J. Scanlon Performance of a centrifugal pump running in inverse mode Proc IMechE Part A J Power Energy 218 4 2004 265 271 (Pubitemid 38945714)
21. B. Orchard, and S. Klos Pumps as turbines for water industry World Pumps 8 2009 22 23
22. S.S. Yang, S. Derakhshan, and F.Y. Kong Theoretical, numerical and experimental prediction of pump as turbine performance Renew Energy 48 2012 507 513
23. D. Thoma, and C.P. Kitteredge Centrifugal pumps operated under abnormal conditions Power 73 1931 881 884
24. R.T. Knapp Centrifugal pump performance as affected by design features Trans ASME 63 1941 251 260
25. A. Agostinelli, and L. Shafer Centrifugal pumps as hydraulic turbines Power Fluids 7 3 2013 5 7
26. R. Lueneburg, and R.M. Nelson Hydraulic power recovery turbines VS Lobanoff, RR Ross, Centrifugal pumps: design and applications 1985 Gulf Publishing Company Texas 246 282
27. J.M. Chapallaz, P. Eichenberger, and G. Fischer Manual on pumps used as turbines 1992 Vieweg Braunschweig
28. Sharma R.L. Pumps as turbines (PAT) for small hydro. In: Proceedings of the international conference on hydro power development in Himalayas; 1998. p. 137-46.
29. Small Pumped Hydro Storage. 〈http://www. hawaiirenewable.com/wp-content/uploads/2009/12/5.-Small-Pumped-Hydro. pdf⌠[accessed 22.09.13].
30. F. Buse Using centrifugal pumps as hydraulic turbines Chem Eng 1981 113 117 (Pubitemid 11458060)
31. Teuteberg BH. Design of a pump-as-turbine microhydro system for an Abalone farm, Project report. Stellenbosch University; 2010.
32. A.J. Stepanoff Centrifugal and axial flow pumps 1957 John Wiley New York
33. S.M. Childs Convert pumps to turbines and recover HP Hydro Carbon Process Pet Reïn 41 10 1962 173 174
34. J.W. Hancock Centrifugal pump or water turbine Pipe Line News 1963 25 27
35. McClaskey BM, Lundquist JA. Hydraulic power recovery turbines. In: Proceedings of the ASME Conference 1976;19:76.
36. Sharma K. Small hydroelectric project-use of centrifugal pumps as turbines. Technical report. Bangalore, India: Kirloskar Electric Co.; 1985.
37. Schmiedl E. Serien-Kreiselpumpen im Turbinenbetrieb. Pumpentagung Karlsruhe October 1988 [Section A6].
38. Alatorre-Frenk C. Cost minimization in micro hydro systems using pumps-as-turbines [PhDME thesis]. University of Warwick; 1994.
39. C.P. Kittredge Centrifugal pumps used as hydraulic turbines J Eng Power A 1961 74 77
40. H. Diederich Verwendung von kreiselpumpen als turbinen KSB Technische Berichte 12 1966 30 36
41. K.M. Grover Conversion of pumps to turbines 1980 GSA InterCorp Katonah, New York
42. H.-P. Lewinsky-Keslitz Pumpen als Turbinen fur Kleinkraftwerke Wasserwirtschaft 77 10 1987 531 537
43. H. Nautiyal, Varun, A. Kumar, and S. Yadav Experimental investigation of centrifugal pump working as turbine for small hydropower systems Energy Sci Technol 1 1 2011 79 86
44. Singh P. Optimization of internal hydraulics and of system design for pumps as turbines with field implementation and evaluation [PhD thesis]. University of Karlsruhe; 2005.
45. W. Wong Application of centrifugal pumps for powers generation World Pump 1987 348 381
46. Cohrs D. Investigations of a multistage pump operated as a turbine, Untersuchungen an einer mehrstufigen ruckwartslaufenden kreiselpumpe im turbinenbetrieb, verlag und bildarchiv. German: W.H. Faragallah: 1977. p. 8-41
47. Amelio M., Barbarelli S. A one-dimensional numerical model for calculating the efficiency of pumps as turbines for implementation in micro hydro power plants. In: Proceedings of the ASME seventh biennial conference on engineering system design and analysis; 2004. p. 65-77.
48. P. Singh, and F. Nestmann An optimization routine on a prediction and selection model for the turbine operation of centrifugal pumps Exp Therm Fluid Sci 34 2010 152 164
49. Grant A, Bain JM. Pump turbine-the economic answer. In: Proceedings of the international conference on small hydro power - a developing asset; 1985.
50. A.A. Williams The turbine performance of centrifugal pumps: a comparison of prediction methods Proc IMechE Part A J Power Energy 208 1994 59 66 (Pubitemid 283564)
51. Saini RP. Selection procedure of centrifugal pump to use as turbine for small hydro power stations. In: Proceedings of national seminar on small hydro power projects; 1998.
52. S. Joshi, A.G.L. Holloway, and L. Chang Selecting a high speciïc speed pump for low head hydro-electric power generation IEEE Trans 2005 603 606 (Pubitemid 44801693)
53. Isbasoiu EC, Bucur DM, Ghergu CM, Dunca G. Using standard pumps as turbines. In: Proceedings of the CEEX 2007 conference; 2007. p. 1-5.
54. Pandey R, Saini RP. Performance analysis of pump as turbine using artificial neural network techniques. In: Proceedings of the national conference on emerging trends and advances in electrical engineering and renewable energy; 2008.
55. O. Cordier Similarity conditions in turbomachines, Aehnlichkeitsbedingungen fur Stromungsmaschinen 1953 BWK (Brennstoff-Warme- Kraft) German 337 340
56. O.E. Balje Turbomachines - a guide to design, selection and theory 1981 John Wiley & Sons New York
57. Singh P, Nestmann FA. Prediction model for the turbine operation of centrifugal pump, p. 1-11. 〈http://journaltool.asme.org/PDF/ GTP/09-1328/DRAFT-GTP-09-1328-0.pdfâŒ; 2009 [accessed 22.09.13].
58. S. Derakhshan, and A. Nourbakhsh Theoretical, numerical and experimental investigation of centrifugal pumps in reverse operation Exp Therm Fluid Sci 32 2008 1620 1627
59. Williams AA. Pumps as turbines used with induction generators for standalone micro-hydro electric power plants [PhD thesis]. Nottingham Trent University; 1992.
60. H.H. Anderson, and Anderson Modern developments in the use of large single entry centrifugal pumps Proc IMechE 177 31 1993
61. Anderson HH, Anderson. Modern developments in the use of large single entry centrifugal pumps. Proc Inst Mech Eng 1955;169:141-61
62. R.O. Florez, and J.A.A. Jimenez Maquinas hidraulicas reversibles aplicadas a micro-centrales hidroelectricas IEEE Latin Am Trans 6 2008 2
63. J.P. Garcia, A.C. Marco, and S.N. Santos Use of centrifugal pumps operating as turbines for energy recovery in water distribution networks: two case study Adv Mater Res 107 2012 87 92
64. T. Agarwal Review of pump as turbine (PAT) for micro-hydropower Int J Emerg Technol Adv Eng 2 11 2012 163 169
65. Engeda A, Strate P, Rautenberg M, Auswahl von kreiselpumpen als turbinen, Pumpentagung Karlsruhe 1988, section A6. Frankfurt/main: Fachgemeinschaft pumpen im VDMA: 1988
66. Avellan F. Introduction to cavitation in hydraulic machinery. In: Proceedings of the international conference on hydraulic machinery and hydrodynamics; 2004. p. 11-22.
67. X. Escaler, E. Egusquiza, M. Farhat, F. Avellan, and M. Coussirat Detection of cavitation in hydraulic turbines Mech Syst Signal Process 20 2006 983 1007 (Pubitemid 43121170)
68. R.E.A. Arndt Cavitation in fluid machinery and hydraulic structures Annu Rev Fluid Mech 13 1981 228 273
69. P. Kumar, and R.P. Saini Study of cavitation in hydro turbines - a review Renew Sustain Energy Rev 14 2010 374 383
70. Gantar M. Propeller pump running as turbines. In: Proceedings of the conference on hydraulic machinery; 1988.
71. Barrio R, Fernandez J, Parrondo J, Blanco E. Performance prediction of a centrifugal pump working in direct and reverse mode using computational fluid dynamics. In: Proceedings of the international conference on renewable energies and power quality; 2010.
72. J. Fernandez, R. Barrio, E. Blanco, J.L. Parrondo, and A. Marcos Numerical investigation of a centrifugal pump running in reverse mode Proc IMechE Part A J Power Energy 224 2010 373 381
73. C.S. Morros, J.M.F. Oro, and K.M.A. Diaz Numerical modelling and flow analysis of a centrifugal pump running as a turbine: unsteady flow structures and its effects on the global performance Int J Num Methods Fluids 65 5 2011 542 562
74. S.S. Yang, F.Y. Kong, H. Chen, and X.H. Su Effects of blade wrap angle influencing a pump as turbine ASME J Fluids Eng 134 2012 1 8
75. S. Derakhshan, A. Nourbakhsh, and B. Mohammadi Efficiency improvement of centrifugal reverse pumps ASME J Fluids Eng 131 2009 21103 21107
76. Suarda M, Suarnadwipa N, Adnyana WB. Experimental work on the modiïcation of impeller tips of a centrifugal pump as a turbine. In: Proceedings of the 2nd joint international conference on sustainable energy and environment; 2006.
77. V.S. Lobanoff, and R.R. Ross Centrifugal pumps: design and applications 2nd ed. 1992 Gulf publishing company Texas
78. Singh P, Kshirsagar JT, Caglar S, Nestmann F, Natanasabapathi. Experimental and computational studies of the effect of casing eye rib on the swirl flow at the exit of a pump as turbine. In: Proceedings of the ASME heat transfer/fluids engineering summer conference; 2004. p. 1-9.
79. Williams A, Rodrigues A. The performance of centrifugal pumps as turbines and influence of pump geometry. 〈http://ebookbrowse.com/3- arthur-williams-the-performance-of-centrifugal-pumps-as-turbines-and-influence- of-pump-geometry-pdf-d73005868⌠[accessed 22.09.13].
80. S. Derakhshan, B. Mohammadi, and A. Nourbakhsh Incomplete sensitivities for 3D radial turbomachinery blade optimization Comput Fluids 37 2008 1354 1363
81. ™/Turbo. 〈 http://www.numeca.com/en/products/finetmturboâŒ. [accessed 16.10.13].
82. M. Sedlar, J. Soukal, and M. Komarek CFD analysis of middle stage of multistage pump operating in turbine regime Eng Mech 16 9 2009 413 421
83. P. Singh, and F. Nestmann Internal hydraulic analysis of impeller rounding in centrifugal pumps as turbines Exp Therm Fluid Sci 35 2011 121 134
84. Y.S. Sheng, K.F. Yu, F.J. Hui, and X. Ling Numerical research on effects of splitter blades to the influence of pump as turbine Int J Rotating Mach 2012 2012 1 9
85. H. Keck, and M. Sick Thirty years of numerical flow simulation in hydraulic turbomachines Acta Mech 201 2008 211 229
86. Yang S, Kong F. Numerical simulation and comparison of pump and pump as turbine. In: ASME fluids engineering summer meeting; 2010. p. 1-10.
87. Y.S. Sheng, K.F. Yu, J.W. Ming, and Q.X. Yun Effects of impeller trimming influencing pump as turbine Comput Fluids 67 2012 72 78
88. Jain S, Saini RP, Kumar A. CFD based flow analysis of a Francis turbine. In: Proceedings of the international conference on energy engineering; 2009.
89. D. Croba, and J.L. Kueny Numerical calculation of 2D, unsteady flow in centrifugal pumps: impeller and volute interaction Int J Num Methods Fluids 22 1996 467 481 (Pubitemid 126674257)
90. J.C. Pascoa, A.C. Mendes, and L.M.C. Gato A fast iterative inverse method for turbomachinery blade design Mech Res Commun 36 5 2009 537 546
91. Selecting CFD Software. 〈http://www.lboro.ac.uk/ departments/cv/staff/docs/227/appendices/appa.pdf⌠[accessed 22.09.13].
92. Keck H, Michler W, Weiss T, Sick M. Recent developments in the dynamic analysis of water turbines. In: Second IAHR meeting on cavitation and dynamic; 2007.
93. M. Sick, and A. Wilson CFD for water turbines: review of the state of the art Hydropower Dams 3 2005 52 54
94. M. Tan, S. Yuan, H. Liu, Y. Wang, and K. Wang Numerical research on performance prediction for centrifugal pumps Chin J Mech Eng 23 1 2010 1 6
95. Tamm A, Braten A, Stoffel B, Ludwig G. Analysis of a standard pump in reverse operation using CFD. In: 20th IAHR-symposium; 2000 [Paper no. PD-05].
96. Natanasabapathi SR, Kshirsagar JT. Pump as turbine - an experience with CFX 5.6. Corporate Research and Eng. Division, Kirloskar Bros. Ltd.; 2004.
97. Shukla A. Performance evaluation of pump as turbine [M Tech thesis]. Indian Institute of Technology Roorkee; 2008.
98. H. Nautiyal, Varun, and A. Kumar CFD analysis on pumps working as turbines Hydro Nepal 6 2010 35 37
99. Silva FJ, Pascoa JC, Pinheiro JS, Martins DJ. Turbulent flowstructure computation inside a pump-PAT using an industrial benchmark test case. In: European conference on computational fluid dynamics; 2010.
100. R. Barrio, J. Fernandez, E. Blanco, J. Parrondo, and A. Marcos Performance characteristics and internal flow patterns in a reverse-running pump-turbine Proc IMechE Part C J Mech Eng Sci 226 2011 695 708
101. Kyung C, Pyun P, Hyun C, Sang L. A study of flow analysis for a double suction centrifugal pump. In: Proceedings of the fluids engineering division summer meeting; 2002.
102. J. Gonzalez, J.M.F. Oro, M. Katia, A. DIaz, and Santolaria Flow analysis for a double suction centrifugal machine in the pump and turbine operation modes Int J Num Methods Fluids 61 2009 220 236
103. O. Fecarotta, A. Carravetta, and H.M. Ramos CFD and comparisons for a pump as turbine: mesh reliability and performance concerns Int J Energy Environ 2 1 2011 39 48
104. A. Bozorgi, E. Javidpour, A. Riasi, and A. Nourbakhsh Numerical and experimental study of using axial pump as turbine in Pico hydropower plants Renew Energy 53 2013 258 264
105. R.J. Moffat Contributions to the theory of single-sample uncertainty analysis ASME J Fluids Eng 104 1982 250 260
106. J.F. Gulich A book on centrifugal pumps 2007 Springer Publications Verlag Berlin Heidelberg
107. Audisio OA. Bombas utilizadas como turbinas. Pequenas Centrales Hidraulicas. p. 1-19. 〈http://www.scribd.com/doc/49218247/ BOMBAS-UTILIZADAS-COMO-TURBINASâŒ; 2002 [accessed 22.09.13].
108. Ramos H, Covas D, Araujo LS. Hydro potential in drinking pipe systems. In: Hydro 2004. Hydropowerplanning and development: innovative and challenging case studies. UK: Aqua~Media International: 2004. Int J Hydropower Dams, 3.06.
109. H. Ramos, and A.B.D. Almeida Parametric analysis of water-hammer effects in small hydro schemes J Hydraul Eng 128 2002 689 696 (Pubitemid 34801236)
110. H. Ramos, and A.B. Almeida Dynamic oriïce model on water hammer analysis of high or medium heads of small hydropower schemes J Hydraul Res 39 4 2001 429 436
111. Pumps used as Turbines: Trend-setters in Energy Generation and Recovery. 〈http://www.ksb.com/linkableblob/ksb-en/111086-356644/data/ Pumpe-als-Turbineen-data.pdfâŒ. [accesed 22.09.13].
112. Steller J, Adamkowski A, Stankiewicz Z, Lojek A, Rduch J, Zarzycki M. Pumps as turbines for hydraulic energy recovery and small hydropower purposes in Poland. 〈http://www.esha.be/fileadmin/esha-files/documents/ workshops/hidroenergia-2008/HE08- Presentations/day-2/3.-Janusz-Steller-Pumps- as-turbines-for-hydraulic-energy-recovery -and-SHP-purposes-in-Poland. pdf⌠[accessed 12.10.13].
113. H. Ramos, and A. Borga Pumps yielding power Int Water Power Dam Constr X 4 2000 197 217
114. M.H. Chaudhry Applied hydraulic transients 2nd ed 1987 Van Nostrand Reinhold Company Inc. New York
115. Torbin RN, Lautenschlaeger SD, Thimons ED. Small hydropower development for mining industry. In: Proceedings of the international conference on water for resource development. ASCE; 1984
116. E.P. Giddens, W. Spittal, and D.B. Watson Small hydro from a submersible pump Int Water Power Dam Constr 34 12 1982 33 34
117. Kumar A. Installation of submersible pump as a turbine: project report. Roorkee, India: Indian Institute of Technology Roorkee; 2007.
118. H. Nautiyal, Varun, and A. Kumar Reverse running pumps analytical, experimental and computational study: a review Renew Sustain Energy Rev 14 2010 2059 2067
119. P. Maher, N.P.A. Smith, and A.A. Williams Assessment of pico hydro as an option for off-grid electrification in Kenya Renew Energy 28 2003 1357 1369 (Pubitemid 36270527)
120. UNIDO projects for the promotion of small hydro power for productive use. Technical report. Vienna, Austria: United Nations Industrial Development Organizations; 2010.
121. Singh P, Rao A, Ramasubramaniam V, Kumar A. Performance evaluation of the 'pump as turbine' based micro-hydro project in Kinko village, Tanzania. In: Himalaya small hydropower summit; 2006. p. 156-7.
122. 3 KW pump as turbine mocro hydro at Mae Wei village, Tak provience. 〈http://palangthai.blogspot.in/2008/02/3-kw-pump-as-turbine- microhydro-at-mae.htmlâŒ; 2008 [accessed 22.09.13].
123. Hydropower from pumps-as-turbines, World Pumps:14-5. 〈 http://csmres.co.uk/cs.public.upd/article-downloads/Hydropower-from-pumps-as- turbines.pdf⌠2012 [accessed 22.09.13].
124. M. Arriaga Pump as turbine - a pico-hydro alternative in Lao People's Democratic Republic Renew Energy 35 2010 1109 1115
125. GTZ, Nagrak - Micro-hydropower factsheet, GTZ - MHP Project, Jakarta Pusat, Indonesia; 1995.
126. Using Pumps as Turbines. 〈http://www.smallhydropower. com/pumps.htm⌠[accessed 22.09.13].
127. Motwani K. Experimental and numerical investigations on pump as turbine for micro hydropower plants [MTech thesis]. Nirma University; 2012.
128. Chuenchooklin S. Development of pico-hydropower plant for farming village in upstream watershed, Thailand. In: Prosperity and poverty in globalized world-challenges for agricultural research; 2006.
129. ANDRITZ Pumps used as turbines. 〈http://atl.g.andritz. com/c/spectrum/00/01/08/10819/1/1/0/-1059900255/andritz-pumps-used-as-turbines- act-fpt-series-en.pdf⌠[accessed 22.09.13].
130. D. Spangler Centrifugal pumps in reverse - an alternative to conventional turbines Water Waste Water Int 3 3 1988 13 17
131. Fraser et al. Modular small hydro configuration. Report. Nyserda, Albany; 1981.
132. Nicholas G. Using pumps as turbines - selection and application. In: Third international conference on small hydro; 1988.
133. Hochreutiner F. Centrale Hydroélectrique de Tannuwald, In: Proceedings of 2nd international conference & exhibition; 1991.
134. Engeda A, Rautenberg M. Comparisons of the performance of hydraulic turbines and reversible pumps for small-hydro applications. In: 5th international symposium on hydro power fluid machinery; 1988.
135. Lawrence JD. Small-scale hydro: the use of pumps as turbines. In: Waterpower; 1979.
136. P.N. Garay Using pumps as hydro turbines Hydro Rev 9 5 1990 52 61
137. Grant AA, Barn JM. Pump turbine - the economic answer. In: Proceedings of the 1st international conference on small hydro; 1984.
138. Resiga RS, Vu TC, Muntean S, Ciocan GD, Nennemann B. Jet control of the draft tube vortex in Francis turbines at partial discharge. In: 23rd IAHR Symposium; 2006.
139. Patel K, Satanee M. New development of high head Francis turbine at Jyoti Ltd. for small hydro power plant. In: Proceedings of Himalayan small hydropower summit; 2006.
140. Y. Yassi, and S. Hashemloo Improvement of the efficiency of the Agnew micro hydro turbine at part loads due to installing guide vanes mechanism Energy Convers Manag 51 2010 1970 1975
141. L.Q. Fei, Q. Hui, L.R. Nian, and J.D. Jun Influences of guide vanes airfoil on hydraulic turbine runner performance Procedia Eng 28 2011 703 708
142. IS 5496. Guide for preliminary dimensioning and layout of elbow type draft tubes for surface hydroelectric power stations; 1993.
143. Swarnkar A. Performance enhancement of pump as turbine for micro hydropower plants [MTech thesis]. Nirma University; 2013.